<template>
    <div class="calendar">
        <div class="calendar-tools">
            <span class="calendar-prev" @click="prev">
                <svg width="20" height="20" viewBox="0 0 16 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
                <g class="transform-group">
                    <g transform="scale(0.015625, 0.015625)">
                        <path d="M671.968 912c-12.288 0-24.576-4.672-33.952-14.048L286.048 545.984c-18.752-18.72-18.752-49.12 0-67.872l351.968-352c18.752-18.752 49.12-18.752 67.872 0 18.752 18.72 18.752 49.12 0 67.872l-318.016 318.048 318.016 318.016c18.752 18.752 18.752 49.12 0 67.872C696.544 907.328 684.256 912 671.968 912z" fill="#5e7a88"></path>
                    </g>
                </g>
                </svg>
            </span>
            <span class="calendar-next"  @click="next">
                <svg width="20" height="20" viewBox="0 0 16 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
                <g class="transform-group">
                    <g transform="scale(0.015625, 0.015625)">
                        <path d="M761.056 532.128c0.512-0.992 1.344-1.824 1.792-2.848 8.8-18.304 5.92-40.704-9.664-55.424L399.936 139.744c-19.264-18.208-49.632-17.344-67.872 1.888-18.208 19.264-17.376 49.632 1.888 67.872l316.96 299.84-315.712 304.288c-19.072 18.4-19.648 48.768-1.248 67.872 9.408 9.792 21.984 14.688 34.56 14.688 12 0 24-4.48 33.312-13.44l350.048-337.376c0.672-0.672 0.928-1.6 1.6-2.304 0.512-0.48 1.056-0.832 1.568-1.344C757.76 538.88 759.2 535.392 761.056 532.128z" fill="#5e7a88"></path>
                    </g>
                </g>
                </svg>
            </span>
            <div class="calendar-info" @click.stop="changeYear">
                <!-- {{monthString}} -->
                <div class="month">
                    <div class="month-inner" :style="{'top':-(this.month*20)+'px'}">
                        <span :key="'month' + index"  v-for="(m, index) in months">{{m}}</span>
                    </div>
                </div>
                <div class="year">{{year}}</div>
            </div>
        </div>
        <table cellpadding="5">
            <thead>
            <tr>
                <td :key="'week' + index"  v-for="(week, index) in weeks" class="week">{{week}}</td>
            </tr>
            </thead>
            <tbody>
            <tr :key="'day' + k1"  v-for="(day,k1) in days" style="{'animation-delay',(k1*30)+'ms'}">
                <td :key="'child' + k2"  v-for="(child,k2) in day" :class="{'selected':child.selected,'disabled':child.disabled}" @click="select(k1,k2,$event)">
                    <span :class="{'red':k2==0||k2==6||((child.isLunarFestival||child.isGregorianFestival) && lunar)}">{{child.day}}</span>
                    <div class="text" v-if="child.eventName!=undefined">{{child.eventName}}</div>
                    <div class="text" :class="{'isLunarFestival':child.isLunarFestival,'isGregorianFestival':child.isGregorianFestival}" v-if="lunar">{{child.lunar}}</div>
                </td>
            </tr>
            </tbody>
        </table>

        <div class="calendar-years" :class="{'show':yearsShow}">
            <span :key="'year' + index"  v-for="(y, index) in years" @click.stop="selectYear(y)" :class="{'active':y==year}">{{y}}</span>
        </div>
    </div>
</template>

<script>
    import calendar from './lunar'
    export default {
        name: "Date",
        props: {
            // 多选模式
            multi: {
                type: Boolean,
                default: false
            },
            // 范围模式
            range:{
                type: Boolean,
                default: false
            },
            // 默认日期
            value: {
                type: Array,
                default: function(){
                    return []
                }
            },
            // 开始选择日期
            begin:  {
                type: Array,
                default: function(){
                    return []
                }
            },
            // 结束选择日期
            end:  {
                type: Array,
                default: function(){
                    return []
                }
            },
            // 是否小于10补零
            zero:{
                type: Boolean,
                default: false
            },
            // 屏蔽的日期
            disabled:{
                type: Array,
                default: function(){
                    return []
                }
            },
            // 是否显示农历
            lunar: {
                type: Boolean,
                default: false
            },
            // 自定义星期名称
            weeks: {
                type: Array,
                default:function(){
                    return window.navigator.language.toLowerCase() == "zh-cn"?['日', '一', '二', '三', '四', '五', '六']:['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
                }
            },
            // 自定义月份
            months:{
                type: Array,
                default:function(){
                    return window.navigator.language.toLowerCase() == "zh-cn"?['一月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '十一月', '十二月']:['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']
                }
            },
            // 自定义事件
            events:  {
                type: Object,
                default: function(){
                    return {}
                }
            },
        },
        data() {
            return {
                years:[],
                yearsShow:false,
                year: 0,
                month: 0,
                day: 0,
                days: [],
                multiDays:[],
                today: [],
                festival:{
                    lunar:{
                        "1-1":"春节",
                        "1-15":"元宵节",
                        "2-2":"龙头节",
                        "5-5":"端午节",
                        "7-7":"七夕节",
                        "7-15":"中元节",
                        "8-15":"中秋节",
                        "9-9":"重阳节",
                        "10-1":"寒衣节",
                        "10-15":"下元节",
                        "12-8":"腊八节",
                        "12-23":"祭灶节",
                    },
                    gregorian:{
                        "1-1":"元旦",
                        "2-14":"情人节",
                        "3-8":"妇女节",
                        "3-12":"植树节",
                        "4-5":"清明节",
                        "5-1":"劳动节",
                        "5-4":"青年节",
                        "6-1":"儿童节",
                        "7-1":"建党节",
                        "8-1":"建军节",
                        "9-10":"教师节",
                        "10-1":"国庆节",
                        "12-24":"平安夜",
                        "12-25":"圣诞节",
                    },
                },
                rangeBegin:[],
                rangeEnd:[],
            }
        },
        watch:{
            events(){
                this.render(this.year,this.month)
            },
            value(){
                this.init();
            }
        },
        mounted() {
            this.init()
        },
        methods: {
            init(){
                let now = new Date();
                this.year = now.getFullYear()
                this.month = now.getMonth()
                this.day = now.getDate()
                if (this.value.length>0) {
                    if (this.range) { //范围
                        this.year = parseInt(this.value[0][0])
                        this.month = parseInt(this.value[0][1]) - 1
                        this.day = parseInt(this.value[0][2])
                        let year2 = parseInt(this.value[1][0])
                        let month2 = parseInt(this.value[1][1]) - 1
                        let day2 = parseInt(this.value[1][2])
                        this.rangeBegin = [this.year, this.month,this.day]
                        this.rangeEnd = [year2, month2 , day2]
                    }else if(this.multi){//多选
                        this.multiDays=this.value;
                        this.year = parseInt(this.value[0][0])
                        this.month = parseInt(this.value[0][1]) - 1
                        this.day = parseInt(this.value[0][2])
                    }else{ //单选
                        this.year = parseInt(this.value[0])
                        this.month = parseInt(this.value[1]) - 1
                        this.day = parseInt(this.value[2])
                    }
                }
                this.render(this.year, this.month)
            },
            // 渲染日期
            render(y, m) {
                let firstDayOfMonth = new Date(y, m, 1).getDay()         //当月第一天
                let lastDateOfMonth = new Date(y, m + 1, 0).getDate()    //当月最后一天
                let lastDayOfLastMonth = new Date(y, m, 0).getDate()     //最后一月的最后一天
                this.year = y
                let seletSplit = this.value
                let i, line = 0,temp = [],nextMonthPushDays = 1
                for (i = 1; i <= lastDateOfMonth; i++) {
                    let day = new Date(y, m, i).getDay() //返回星期几（0～6）
                    let k
                    // 第一行
                    if (day == 0) {
                        temp[line] = []
                    } else if (i == 1) {
                        temp[line] = []
                        k = lastDayOfLastMonth - firstDayOfMonth + 1
                        for (let j = 0; j < firstDayOfMonth; j++) {
                            // console.log("第一行",lunarYear,lunarMonth,lunarValue,lunarInfo)
                            temp[line].push(Object.assign(
                                {day: k,disabled: true},
                                this.getLunarInfo(this.computedPrevYear(),this.computedPrevMonth(true),k),
                                this.getEvents(this.computedPrevYear(),this.computedPrevMonth(true),k),
                            ))
                            k++;
                        }
                    }


                    if (this.range) { // 范围
                        // console.log("日期范围",this.getLunarInfo(this.year,this.month+1,i))
                        let options = Object.assign(
                            {day: i},
                            this.getLunarInfo(this.year,this.month+1,i),
                            this.getEvents(this.year,this.month+1,i),
                        )
                        if (this.rangeBegin.length > 0) {
                            let beginTime = Number(new Date(this.rangeBegin[0], this.rangeBegin[1], this.rangeBegin[2]))
                            let endTime = Number(new Date(this.rangeEnd[0], this.rangeEnd[1], this.rangeEnd[2]))
                            let stepTime = Number(new Date(this.year, this.month, i))
                            if (beginTime <= stepTime && endTime >= stepTime) {
                                options.selected = true
                            }
                        }
                        if (this.begin.length>0) {
                            let beginTime = Number(new Date(parseInt(this.begin[0]),parseInt(this.begin[1]) - 1,parseInt(this.begin[2])))
                            if (beginTime > Number(new Date(this.year, this.month, i))) options.disabled = true
                        }
                        if (this.end.length>0){
                            let endTime = Number(new Date(parseInt(this.end[0]),parseInt(this.end[1]) - 1,parseInt(this.end[2])))
                            if (endTime <  Number(new Date(this.year, this.month, i))) options.disabled = true
                        }
                        if (this.disabled.length>0){
                            if (this.disabled.filter(v => {return this.year === v[0] && this.month === v[1]-1 && i === v[2] }).length>0) {
                                options.disabled = true
                            }
                        }
                        temp[line].push(options)
                    }else if(this.multi){//多选
                        let options
                        // 判断是否选中
                        if(this.value.filter(v => {return this.year === v[0] && this.month === v[1]-1 && i === v[2] }).length>0 ){
                            options = Object.assign({day: i,selected:true},this.getLunarInfo(this.year,this.month+1,i),this.getEvents(this.year,this.month+1,i))
                        }else{
                            options = Object.assign({day: i,selected:false},this.getLunarInfo(this.year,this.month+1,i),this.getEvents(this.year,this.month+1,i))
                            if (this.begin.length>0) {
                                let beginTime = Number(new Date(parseInt(this.begin[0]),parseInt(this.begin[1]) - 1,parseInt(this.begin[2])))
                                if (beginTime > Number(new Date(this.year, this.month, i))) options.disabled = true
                            }
                            if (this.end.length>0){
                                let endTime = Number(new Date(parseInt(this.end[0]),parseInt(this.end[1]) - 1,parseInt(this.end[2])))
                                if (endTime <  Number(new Date(this.year, this.month, i))) options.disabled = true
                            }
                            if (this.disabled.length>0){
                                if (this.disabled.filter(v => {return this.year === v[0] && this.month === v[1]-1 && i === v[2] }).length>0) {
                                    options.disabled = true
                                }
                            }
                        }

                        temp[line].push(options)
                    } else { // 单选
                        // console.log(this.lunar(this.year,this.month,i));

                        let chk = new Date()
                        let chkY = chk.getFullYear()
                        let chkM = chk.getMonth()
                        // 匹配上次选中的日期
                        if (parseInt(seletSplit[0]) == this.year && parseInt(seletSplit[1]) - 1 == this.month && parseInt(seletSplit[2]) == i) {
                            // console.log("匹配上次选中的日期",lunarYear,lunarMonth,lunarValue,lunarInfo)
                            temp[line].push(Object.assign(
                                {day: i,selected: true},
                                this.getLunarInfo(this.year,this.month+1,i),
                                this.getEvents(this.year,this.month+1,i),
                            ))
                            this.today = [line, temp[line].length - 1]
                        }
                        // 没有默认值的时候显示选中今天日期
                        else if (chkY == this.year && chkM == this.month && i == this.day && this.value == "") {
                            // console.log("今天",lunarYear,lunarMonth,lunarValue,lunarInfo)
                            temp[line].push(Object.assign(
                                {day: i,selected: true},
                                this.getLunarInfo(this.year,this.month+1,i),
                                this.getEvents(this.year,this.month+1,i),
                            ))
                            this.today = [line, temp[line].length - 1]
                        }else{
                            // 普通日期
                            // console.log("设置可选范围",i,lunarYear,lunarMonth,lunarValue,lunarInfo)
                            let options = Object.assign(
                                {day: i,selected:false},
                                this.getLunarInfo(this.year,this.month+1,i),
                                this.getEvents(this.year,this.month+1,i),
                            )
                            if (this.begin.length>0) {
                                let beginTime = Number(new Date(parseInt(this.begin[0]),parseInt(this.begin[1]) - 1,parseInt(this.begin[2])))
                                if (beginTime > Number(new Date(this.year, this.month, i))) options.disabled = true
                            }
                            if (this.end.length>0){
                                let endTime = Number(new Date(parseInt(this.end[0]),parseInt(this.end[1]) - 1,parseInt(this.end[2])))
                                if (endTime <  Number(new Date(this.year, this.month, i))) options.disabled = true
                            }
                            if (this.disabled.length>0){
                                if (this.disabled.filter(v => {return this.year === v[0] && this.month === v[1]-1 && i === v[2] }).length>0) {
                                    options.disabled = true
                                }
                            }
                            temp[line].push(options)
                        }
                    }
                    // 到周六换行
                    if (day == 6 && i < lastDateOfMonth) {
                        line++
                    }else if (i == lastDateOfMonth) {
                        // line++
                        let k = 1
                        for (let d=day; d < 6; d++) {
                            // console.log(this.computedNextYear()+"-"+this.computedNextMonth(true)+"-"+k)
                            temp[line].push(Object.assign(
                                {day: k,disabled: true},
                                this.getLunarInfo(this.computedNextYear(),this.computedNextMonth(true),k),
                                this.getEvents(this.computedNextYear(),this.computedNextMonth(true),k),
                            ))
                            k++
                        }
                        // 下个月除了补充的前几天开始的日期
                        nextMonthPushDays=k
                    }
                } //end for
                // console.log(this.year+"/"+this.month+"/"+this.day+":"+line)
                // 补充第六行让视觉稳定
                if(line<=5 && nextMonthPushDays>0){
                    // console.log({nextMonthPushDays:nextMonthPushDays,line:line})
                    for (let i = line+1; i<=5; i++) {
                        temp[i] = []
                        let start=nextMonthPushDays+(i-line-1)*7
                        for (let d=start; d <= start+6; d++) {
                            temp[i].push(Object.assign(
                                {day: d,disabled: true},
                                this.getLunarInfo(this.computedNextYear(),this.computedNextMonth(true),d),
                                this.getEvents(this.computedNextYear(),this.computedNextMonth(true),d),
                            ))
                        }
                    }
                }
                this.days = temp
            },
            computedPrevYear(){
                let value=this.year
                if(this.month-1<0){
                    value--
                }
                return value
            },
            computedPrevMonth(isString){
                let value=this.month
                if(this.month-1<0){
                    value=11
                }else{
                    value--
                }
                // 用于显示目的（一般月份是从0开始的）
                if(isString){
                    return value+1
                }
                return value
            },
            computedNextYear(){
                let value=this.year
                if(this.month+1>11){
                    value++
                }
                return value
            },
            computedNextMonth(isString){
                let value=this.month
                if(this.month+1>11){
                    value=0
                }else{
                    value++
                }
                // 用于显示目的（一般月份是从0开始的）
                if(isString){
                    return value+1
                }
                return value
            },
            // 获取农历信息
            getLunarInfo(y,m,d){
                let lunarInfo=calendar.solar2lunar(y,m,d)
                let lunarValue=lunarInfo.IDayCn
                // console.log(lunarInfo)
                let isLunarFestival=false
                let isGregorianFestival=false
                if(this.festival.lunar[lunarInfo.lMonth+"-"+lunarInfo.lDay]!=undefined){
                    lunarValue=this.festival.lunar[lunarInfo.lMonth+"-"+lunarInfo.lDay]
                    isLunarFestival=true
                }else if(this.festival.gregorian[m+"-"+d]!=undefined){
                    lunarValue=this.festival.gregorian[m+"-"+d]
                    isGregorianFestival=true
                }
                return {
                    lunar:lunarValue,
                    isLunarFestival:isLunarFestival,
                    isGregorianFestival:isGregorianFestival,
                }
            },
            // 获取自定义事件
            getEvents(y,m,d){
                if(Object.keys(this.events).length==0)return false;
                let eventName=this.events[y+"-"+m+"-"+d]
                let data={}
                if(eventName!=undefined){
                    data.eventName=eventName
                }
                return data
            },
            // 上月
            prev(e) {
                e.stopPropagation()
                if (this.month == 0) {
                    this.month = 11
                    this.year = parseInt(this.year) - 1
                } else {
                    this.month = parseInt(this.month) - 1
                }
                this.render(this.year, this.month)
                this.$emit('selectMonth',this.month+1,this.year)
                this.$emit('prev',this.month+1,this.year)
            },
            //  下月
            next(e) {
                e.stopPropagation()
                if (this.month == 11) {
                    this.month = 0
                    this.year = parseInt(this.year) + 1
                } else {
                    this.month = parseInt(this.month) + 1
                }
                this.render(this.year, this.month)
                this.$emit('selectMonth',this.month+1,this.year)
                this.$emit('next',this.month+1,this.year)
            },
            // 选中日期
            select(k1, k2, e) {
                if (e != undefined) e.stopPropagation()
                // 日期范围
                if (this.range) {
                    if (this.rangeBegin.length == 0 || this.rangeEndTemp != 0) {
                        this.rangeBegin = [this.year, this.month,this.days[k1][k2].day]
                        this.rangeBeginTemp = this.rangeBegin
                        this.rangeEnd = [this.year, this.month, this.days[k1][k2].day]
                        this.rangeEndTemp = 0

                    } else {
                        this.rangeEnd = [this.year, this.month,this.days[k1][k2].day]
                        this.rangeEndTemp = 1
                        // 判断结束日期小于开始日期则自动颠倒过来
                        if (+new Date(this.rangeEnd[0], this.rangeEnd[1], this.rangeEnd[2]) < +new Date(this.rangeBegin[0], this.rangeBegin[1], this.rangeBegin[2])) {
                            this.rangeBegin = this.rangeEnd
                            this.rangeEnd = this.rangeBeginTemp
                        }
                        // 小于10左边打补丁
                        let begin=[]
                        let end=[]
                        if(this.zero){
                            this.rangeBegin.forEach((v,k)=>{
                                if(k==1)v=v+1
                                begin.push(this.zeroPad(v))
                            })
                            this.rangeEnd.forEach((v,k)=>{
                                if(k==1)v=v+1
                                end.push(this.zeroPad(v))
                            })
                        }else{
                            begin=this.rangeBegin
                            end=this.rangeEnd
                        }
                        // console.log("选中日期",begin,end)
                        this.$emit('select',begin,end)
                    }
                    this.render(this.year, this.month)
                }else if (this.multi) {
                    // 如果已经选过则过滤掉
                    let filterDay=this.multiDays.filter(v => {
                        return this.year === v[0] && this.month === v[1]-1 && this.days[k1][k2].day === v[2]
                    })
                    if( filterDay.length>0 ){
                        this.multiDays=this.multiDays.filter(v=> {
                            return this.year !== v[0] || this.month !== v[1]-1 || this.days[k1][k2].day !== v[2]
                        })
                    }else{
                        this.multiDays.push([this.year,this.month+1,this.days[k1][k2].day]);
                    }
                    this.days[k1][k2].selected = !this.days[k1][k2].selected
                    this.$emit('select',this.multiDays)
                } else {
                    // 取消上次选中
                    if (this.today.length > 0) {
                        this.days.forEach(v=>{
                            v.forEach(vv=>{
                                vv.selected= false
                            })
                        })
                    }
                    // 设置当前选中天
                    this.days[k1][k2].selected = true
                    this.day = this.days[k1][k2].day
                    this.today = [k1, k2]
                    this.$emit('select',[this.year,this.zero?this.zeroPad(this.month + 1):this.month + 1,this.zero?this.zeroPad(this.days[k1][k2].day):this.days[k1][k2].day])
                }
            },
            changeYear(){
                if(this.yearsShow){
                    this.yearsShow=false
                    return false
                }
                this.yearsShow=true
                this.years=[];
                for(let i=~~this.year-10;i<~~this.year+10;i++){
                    this.years.push(i)
                }
            },
            selectYear(value){
                this.yearsShow=false
                this.year=value
                this.render(this.year,this.month)
                this.$emit('selectYear',value)
            },
            // 返回今天
            setToday(){
                let now = new Date();
                this.year = now.getFullYear()
                this.month = now.getMonth()
                this.day = now.getDate()
                this.render(this.year,this.month)
                // 遍历当前日找到选中
                this.days.forEach(v => {
                    let day=v.find(vv => {
                        return vv.day==this.day && !vv.disabled
                    })
                    if(day!=undefined ){
                        day.selected=true
                    }

                })
            },
            // 日期补零
            zeroPad(n){
                return String(n < 10 ? '0' + n : n)
            },
        }
    }
</script>

<style scoped>
    .calendar {
        margin:auto;
        width: 100%;
        min-width:300px;
        background: #fff;
        font-family: "PingFang SC","Hiragino Sans GB","STHeiti","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;
        user-select:none;
    }
    .calendar-tools{
        height:40px;
        font-size: 20px;
        line-height: 40px;
        color:#5e7a88;
    }
    .calendar-tools span{
        cursor: pointer;
    }
    .calendar-prev{
        width: 14.28571429%;
        float:left;
        text-align: center;
    }
    .calendar-info{
        padding-top: 3px;
        font-size:16px;
        line-height: 1.3;
        text-align: center;
    }
    .calendar-info>div.month{
        margin:auto;
        height:20px;
        width:100px;
        text-align: center;
        color:#5e7a88;
        overflow: hidden;
        position: relative;
    }
    .calendar-info>div.month .month-inner{
        position: absolute;
        left:0;
        top:0;
        height:240px;
        transition:top .5s cubic-bezier(0.075, 0.82, 0.165, 1);
    }
    .calendar-info>div.month .month-inner>span{
        display: block;
        font-size: 14px;
        height:20px;
        width:100px;
        overflow: hidden;
        text-align: center;
    }
    .calendar-info>div.year{
        font-size:10px;
        line-height: 1;
        color:#999;
    }
    .calendar-next{
        width: 14.28571429%;
        float:right;
        text-align: center;
    }

    .calendar table {
        clear: both;
        width: 100%;
        margin-bottom:10px;
        border-collapse: collapse;
        color: #444444;
    }
    .calendar td {
        margin:2px !important;
        padding:0px 0;
        width: 14.28571429%;
        height:44px;
        text-align: center;
        vertical-align: middle;
        font-size:14px;
        line-height: 125%;
        cursor: pointer;
        position: relative;
        vertical-align: top;
    }
    .calendar td.week{
        font-size:10px;
        pointer-events:none !important;
        cursor: default !important;
    }
    .calendar td.disabled {
        color: #ccc;
        pointer-events:none !important;
        cursor: default !important;
    }
    .calendar td.disabled div{
        color: #ccc;
    }
    .calendar td span{
        display:block;
        max-width:40px;
        height:26px;
        font-size: 16px;
        line-height:26px;
        margin:0px auto;
        border-radius:20px;
    }
    .calendar td:not(.selected) span:not(.red):hover{
        background:#f3f8fa;
        color:#444;
    }
    .calendar td:not(.selected) span.red:hover{
        background:#f9efef;
    }
    .calendar td:not(.disabled) span.red{
        color:#ea6151;
    }
    .calendar td.selected span{
        background-color: #5e7a88;
        color: #fff;
    }
    .calendar td .text{
        position: absolute;
        top:28px;
        left:0;
        right:0;
        text-align: center;

        padding:2px;
        font-size:8px;
        line-height: 1.2;
        color:#444;
    }
    .calendar td .isGregorianFestival,
    .calendar td .isLunarFestival{
        color:#ea6151;
    }
    .calendar td.selected span.red{
        background-color: #ea6151;
        color: #fff;
    }
    .calendar td.selected span.red:hover{
        background-color: #ea6151;
        color: #fff;
    }
    .calendar thead td {
        text-transform: uppercase;
        height:30px;
        vertical-align: middle;
    }
    .calendar-button{
        text-align: center;
    }
    .calendar-button span{
        cursor: pointer;
        display: inline-block;
        min-height: 1em;
        min-width: 5em;
        vertical-align: baseline;
        background:#5e7a88;
        color:#fff;
        margin: 0 .25em 0 0;
        padding: .6em 2em;
        font-size: 1em;
        line-height: 1em;
        text-align: center;
        border-radius: .3em;
    }
    .calendar-button span.cancel{
        background:#efefef;
        color:#666;
    }
    .calendar-years{
        position: absolute;
        left:0px;
        top:60px;
        right:0px;
        bottom:0px;
        background:#fff;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-wrap:wrap;
        overflow: auto;
        transition:all .5s cubic-bezier(0.075, 0.82, 0.165, 1);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
    }
    .calendar-years.show{
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0px);
    }
    .calendar-years>span{
        margin:1px 5px;
        display: inline-block;
        width:60px;
        line-height: 30px;
        border-radius: 20px;
        text-align:center;
        border:1px solid #fbfbfb;
        color:#999;
    }
    .calendar-years>span.active{
        border:1px solid #5e7a88;
        background-color: #5e7a88;
        color:#fff;
    }
</style>